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(S)-tert-Butyl(5-benzyl-5-azaspiro[2.4]heptan-7-yl)carbamate CAS 144282-37-1 Sitafloxacin Hydrate Intermediate
Commercial Supply Sitafloxacin Hydrate (CAS: 163253-35-8) Related Intermediates:
3-Chloro-2,4,5-Trifluorobenzoic Acid CAS: 101513-77-3
(1R,2S)-2-Fluorocyclopropanamine 4-Methylbenzenesulfonate CAS: 143062-84-4
(S)-tert-Butyl(5-benzyl-5-azaspiro[2.4]heptan-7-yl)carbamate CAS: 144282-37-1
Ethyl 3-(3-Chloro-2,4,5-Trifluorophenyl)-3-Oxopropanoate CAS: 101987-86-4
| Chemical Name | (S)-tert-Butyl(5-benzyl-5-azaspiro[2.4]heptan-7-yl)carbamate |
| CAS Number | 144282-37-1 |
| Molecular Formula | C18H26N2O2 |
| Molecular Weight | 302.41 |
| Density | 1.12 |
| Shelf Life | 24 Months When Properly Stored |
| COA & MSDS | Available |
| Origin of Product | Shanghai, China |
| Product Categories | Pharmaceutical Intermediates |
| Brand | Ruifu Chemical |
| Item | Specifications |
| Appearance | White or Off-White Powder |
| Specific Rotation [α]D20 | -32.0° ~ -37.0° |
| Moisture (K.F) | ≤0.50% |
| Biggest Single Impurity | ≤0.50% |
| Total Impurities | ≤2.00% |
| Chemical Purity | ≥98.0% (HPLC) |
| Optical Isomer | ≤0.20% |
| Test Standard | Enterprise Standard |
| Usage | Sitafloxacin Hydrate (CAS: 163253-35-8) Intermediates |
Package: Fluorinated bottle, aluminium foil bag, 25kg/cardboard drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed. Store in a cool, dry (2-8℃) and well-ventilated warehouse away from incompatible substances. Prevent direct sunlight; avoid fire and heat sources; avoid moisture.
Shipping: Deliver to worldwide by air, by sea, by FedEx / DHL Express. Provide fast and reliable delivery.
(S)-tert-Butyl(5-benzyl-5-azaspiro[2.4]heptan-7-yl)carbamate (CAS: 144282-37-1) is the intermediate of Sitafloxacin Hydrate. Sitafloxacin Hydrate (DU-6859a) is a potent, orally active fluoroquinolone antibiotic with in vitro activity against a broad range of gram-positive and gram-negative bacteria, including anaerobic bacteria, as well as against atypical pathogens.
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